Question

Q21. What is solute and solvent in aerated drinks.-

(A) Solute:- Water, Solvent:- Alcohol
(B) Solute:- Carbon Dioxide, Solvent:- Water
(C) Solute:-Alcohol , Solvent:- Carbon Dioxide
(D) Solute:-Water , Solvent:- Sugar
Q22.Tincture of iodine has antiseptic ​

Answer 1

Answer:

option (b) is right

solute:-carbon dioxide, solvent:-water

Answer 2

Answer:

21 - C

ans 22 is given below :-

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Explanation:

21. Aerated drinks contain carbon dioxide (gas) as solute and water (liquid) as solvent.

22 .Tincture of iodine, iodine tincture, or weak iodine solution is an antiseptic. It is usually 2–7% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water. Tincture solutions are characterized by the presence of alcohol.

Formula: I2